Base | Representation |
---|---|
bin | 10101111001110110101… |
… | …110101101101110100100 |
3 | 12022220021002202121221122 |
4 | 111321312232231232210 |
5 | 144130203002323022 |
6 | 3111254321433112 |
7 | 213515005144544 |
oct | 25716656555644 |
9 | 5286232677848 |
10 | 1505230511012 |
11 | 530401422768 |
12 | 20388279b798 |
13 | abc33c52c37 |
14 | 52bd41b3324 |
15 | 2924b685742 |
hex | 15e76badba4 |
1505230511012 has 12 divisors (see below), whose sum is σ = 2789103594060. Its totient is φ = 708343769856.
The previous prime is 1505230511009. The next prime is 1505230511017. The reversal of 1505230511012 is 2101150325051.
It can be written as a sum of positive squares in 2 ways, for example, as 1406064722176 + 99165788836 = 1185776^2 + 314906^2 .
It is not an unprimeable number, because it can be changed into a prime (1505230511017) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11067871337 + ... + 11067871472.
It is an arithmetic number, because the mean of its divisors is an integer number (232425299505).
Almost surely, 21505230511012 is an apocalyptic number.
It is an amenable number.
1505230511012 is a deficient number, since it is larger than the sum of its proper divisors (1283873083048).
1505230511012 is a wasteful number, since it uses less digits than its factorization.
1505230511012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22135742830 (or 22135742828 counting only the distinct ones).
The product of its (nonzero) digits is 1500, while the sum is 26.
Adding to 1505230511012 its reverse (2101150325051), we get a palindrome (3606380836063).
The spelling of 1505230511012 in words is "one trillion, five hundred five billion, two hundred thirty million, five hundred eleven thousand, twelve".
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